·2,447,543篇论文数据，部分数据来源于NoteExpress
Tonight, in gazing at the moon, in the whisper of wind, twist a element pen, into the fate of the sky, the heart because of its beautiful and accompanied by micro Xu moved.
今夜，在月儿的凝眸中，在风的呢喃里，拈一支素笔，心海走进了缘分的天空，心因了它的绝美而伴有微许的感动。
The micro wear mechanism for PEN is plastic flow and broken of the fiber structure, while that for PI is crack initiation, extending and block fracture.
PEN薄带的微观磨损机理主要是纤维组织的塑性流动和拉断，而PI薄带的微观磨损机理为裂纹的萌生、扩张和块状剥落。
A micro conductivity meter with pen-type structure is described.
介绍了一种笔型微电导率仪。
应用推荐